US8498098B2 - System for removably retaining a voltage converting device - Google Patents
System for removably retaining a voltage converting device Download PDFInfo
- Publication number
- US8498098B2 US8498098B2 US12/976,441 US97644110A US8498098B2 US 8498098 B2 US8498098 B2 US 8498098B2 US 97644110 A US97644110 A US 97644110A US 8498098 B2 US8498098 B2 US 8498098B2
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- United States
- Prior art keywords
- housing
- converting device
- receptacle
- voltage contact
- contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related, expires
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
Definitions
- the present invention is directed generally to a voltage converting system. More particularly, various inventive methods and apparatus disclosed herein relate to a housing for removably receiving a voltage converting device and optionally include a voltage converting device removably receivable in the housing.
- Voltage converting devices include devices such as transformers, LED drivers, and power supplies that receive electrical input having a first characteristic and convert the electrical input into electrical output having a second characteristic distinct from the first characteristic in one or more aspects.
- voltage converting devices may change voltage from AC to DC, may change the frequency of the voltage, and/or may change the amplitude of the voltage.
- Voltage converting devices are often implemented into lighting fixtures. Typically, such voltage converting devices are wired into mating leads of a lighting fixture with wire nuts and secured to the lighting fixture utilizing clamps, a hinged mechanism, or other means. Such implementations may present one or more drawbacks. For example, such implementations utilized in recessed lighting fixtures may prevent convenient access to the voltage converting device from the room side of the fixtures for replacement, repair, etc. Also, for example, such implementations may require cutting and/or disconnecting the mating leads and/or the leads extending from the voltage converting device in order to repair or replace the voltage converting device and may require the subsequent reconnection of leads.
- the present disclosure is directed to inventive methods and apparatus for a voltage converting system, and, more specifically, for a housing for removably receiving a voltage converting device and optionally for a voltage converting device removably receivable in the housing.
- the housing may include a receptacle having a pair of high voltage housing contacts and a pair of low voltage housing contacts therein.
- the voltage converting device may be removably received in the receptacle of the housing such that a pair of high voltage converter contacts of the device are electrically coupled with the high voltage housing contacts and a pair of low voltage converter contacts of the device are electrically coupled with the low voltage housing contacts.
- Positioning structure may be provided on the housing and on the voltage converting device to only allow the voltage converting device to be inserted in a given orientation range in the receptacle of the housing.
- an apparatus for removably receiving a voltage converting device includes a housing having a recessed receptacle.
- the recessed receptacle includes a rear wall and sidewall structure extending upwardly from the rear wall and generally defining a receptacle opening.
- a first high voltage contact, a second high voltage contact, a first low voltage contact, and a second low voltage contact are all within the receptacle.
- a first high voltage lead is fixedly electrically coupled to the first high voltage contact and extends from the housing
- a second high voltage lead is fixedly electrically coupled to the second high voltage contact and extends from the housing
- a first low voltage lead is fixedly electrically coupled to the first low voltage contact and extends from the housing
- a second low voltage lead is fixedly electrically coupled to the second low voltage contact and extends from the housing.
- At least one positioning structure is within the receptacle. The at least one positioning structure only enables receipt of the voltage converting device within the receptacle in a predefined orientation range.
- the positioning structure prevents contact between contacts of the voltage converting device and any of the first high voltage contact, the second high voltage contact, the first low voltage contact, and the second low voltage contact unless the voltage converting device is in the orientation range.
- the apparatus enables removable receipt of the voltage converting device.
- At least one positioning structure includes a first positioning protrusion extending outwardly from at least one of the rear wall and the sidewall. In some versions of those embodiments the at least one positioning structure includes a second positioning protrusion extending outwardly from at least one of the rear wall and the sidewall.
- the receptacle opening is continuously open and obstruction free when the voltage converting device is received in the receptacle.
- the sidewall includes at least one recess area therein, the recess area having a recessed edge that is closer to the rear wall than an immediately adjacent edge of the sidewall.
- the voltage converting device has a first converter high voltage contact, a second converter high voltage contact, a first converter low voltage contact, a second converter low voltage contact, and at least one converter positioning structure.
- the housing has a recessed receptacle.
- the recessed receptacle includes a rear wall and sidewall structure extending upwardly from the rear wall and generally defining a receptacle opening.
- the housing includes a first housing high voltage contact, a second housing high voltage contact, a first housing low voltage contact, and a second housing low voltage contact all within the receptacle.
- the housing further includes at least one housing positioning structure within the receptacle.
- the at least one housing positioning structure interfaces with the at least one converter positioning structure only when the voltage converting device is in a predefined orientation range with respect to the receptacle.
- the positioning structure enables contact between the first converter high voltage contact, the second converter high voltage contact, the first converter low voltage contact, and the second converter low voltage contact and respective of the first housing high voltage contact, the second housing high voltage contact, the first housing low voltage contact, and the second housing low voltage contact only when the voltage converting device is in the predefined orientation range.
- the at least one housing positioning structure includes a first positioning protrusion extending outwardly from at least one of the rear wall and the sidewall.
- the at least one converter positioning structure includes a first positioning recess.
- the at least one housing positioning structure includes a second positioning protrusion extending outwardly from at least one of the rear wall and the sidewall.
- at least two of the at least one housing positioning structure are provided and at least two of the at least one converter positioning structure are provided.
- the voltage converting device is in interference fit with the housing when removably received therein.
- the first converter high voltage contact, the second converter high voltage contact, the first converter low voltage contact, and the second converter low voltage contact are in interference fit with respective of the first housing high voltage contact, the second housing high voltage contact, the first housing low voltage contact, and the second housing low voltage contact when the voltage converting device is removably received in the receptacle.
- the voltage converting device is maintained in the receptacle through interference fit alone.
- the sidewall includes at least one recess area therein, the recess area providing access to a side of the voltage converting device when the voltage converting device is removably received in the receptacle.
- the voltage converting device is an LED driver.
- the receptacle opening is continuously open and obstruction free when the voltage converting device is received in the receptacle.
- light source should be understood to refer to any one or more of a variety of radiation sources, including, but not limited to, LED-based sources, incandescent sources (e.g., filament lamps, halogen lamps), fluorescent sources, phosphorescent sources, high-intensity discharge sources (e.g., sodium vapor, mercury vapor, and metal halide lamps), lasers, other types of electroluminescent sources, pyro-luminescent sources (e.g., flames), candle-luminescent sources (e.g., gas mantles, carbon arc radiation sources), photo-luminescent sources (e.g., gaseous discharge sources), cathode luminescent sources using electronic satiation, galvano-luminescent sources, crystallo-luminescent sources, kine-luminescent sources, thermo-luminescent sources, triboluminescent sources, sonoluminescent sources, radioluminescent sources, and luminescent polymers.
- LED-based sources e.g., incandescent sources (e.
- the term “lighting fixture” is used herein to refer to an implementation or arrangement of one or more lighting units in a particular form factor, assembly, or package.
- the term “lighting unit” is used herein to refer to an apparatus including one or more light sources of same or different types.
- a given lighting unit may have any one of a variety of mounting arrangements for the light source(s), enclosure/housing arrangements and shapes, and/or electrical and mechanical connection configurations. Additionally, a given lighting unit optionally may be associated with (e.g., include, be coupled to and/or packaged together with) various other components (e.g., control circuitry) relating to the operation of the light source(s).
- LED-based lighting unit refers to a lighting unit that includes one or more LED-based light sources as discussed above, alone or in combination with other non LED-based light sources.
- a “multi-channel” lighting unit refers to an LED-based or non LED-based lighting unit that includes at least two light sources configured to respectively generate different spectrums of radiation, wherein each different source spectrum may be referred to as a “channel” of the multi-channel lighting unit.
- FIG. 1 illustrates an embodiment of a voltage converting system
- FIG. 2 illustrates the housing of the voltage converting system of FIG. 1 ; the voltage converting device of FIG. 1 is not shown.
- FIG. 3 illustrates the voltage converting device of the voltage converting system of FIG. 1 ; the housing of FIG. 1 is not shown.
- FIG. 4 illustrates an additional view of the voltage converting device of the voltage converting system of FIG. 1 ; the housing of FIG. 1 is not shown.
- Lighting fixtures often implement one or more voltage converting devices into a light fixture such as transformers, LED drivers, and/or power supplies. Such voltage converting devices are often wired into mating leads of the lighting fixture with wire nuts and secured to the lighting fixture utilizing clamps, a hinged mechanism, or other means. Such implementations may prevent convenient access to the voltage converting device and/or may require cutting and/or disconnection of leads extending from the voltage converting device in order to repair or replace the voltage converting device. Thus, Applicants have recognized and appreciated that it would be beneficial to provide a voltage converting system that enables convenient access to the voltage converting device and/or that eliminates the necessity of manipulating leads extending to or from the voltage converting device when installing or removing the voltage converting device.
- Applicants have recognized and appreciated that it would be beneficial to have a voltage converting system that includes a housing for removably receiving a voltage converting device and/or to a voltage converting device removably receivable in such a housing.
- a voltage converting system 10 includes a voltage converting device 50 that is removably receivable in a receptacle of a housing 20 .
- the voltage converting device 50 is shown partially received in the receptacle of the housing in FIG. 1 to provide a better view of certain aspects of the voltage converting device 50 .
- a plurality of electrical contacts of the voltage converting device 50 will be electrically coupled with corresponding electrical contacts of the housing 20 , and with corresponding wires extending from the housing 20 .
- the housing 20 of the voltage converting system 10 is illustrated.
- the voltage converting device 50 is not shown in FIG. 2 .
- the housing 20 includes a recessed receptacle that is generally defined by a rear wall 22 and sidewall structure 24 extending upwardly from the rear wall 22 .
- the depicted housing 20 and receptacle are generally rectangular in shape. Although a generally rectangular housing 20 and receptacle are depicted in the illustrated embodiment, one of ordinary skill in the art, having had the benefit of the present disclosure, will recognize and appreciate that the housing 20 and/or receptacle may take on alternative shapes and dimensions.
- the rear wall 22 may be non-planar
- the sidewalls 24 may be non-planar
- the housing 20 may have an overall shape that is distinct from the overall shape of the receptacle.
- the rear wall 22 includes a pair of fastener openings 23 A, 23 B therethrough.
- the fastener openings 23 A, 23 B may receive a fastener therethrough to secure the housing 20 to other structure of a lighting fixture.
- additional or alternative structure may be utilized to secure the housing 20 within a lighting fixture.
- a first side recess 26 A is provided in a first longitudinally extending side of sidewall 24 and a second side recess 26 B is provided in a second longitudinally extending side of sidewall 24 .
- the recesses 26 A, 26 B may enable access to peripheral portions of the voltage converting device 50 when it is received in the receptacle to allow a user to more easily remove the voltage converting device 50 from the receptacle.
- the recesses 26 A, 26 B may enable a user to utilize a thumb and finger from a single hand to grip and remove the voltage converting device 50 from the receptacle.
- Positioning protrusion 30 A is provided adjacent the first longitudinally extending side of sidewall 24 .
- a positioning protrusion is also provided opposite the positioning protrusion 30 A adjacent the second longitudinally extending side of sidewall 24 , but is not visible in FIG. 2 .
- Positioning protrusion 32 is provided adjacent an end of sidewall 24 .
- positioning protrusions 30 A and 32 interface with corresponding positioning structure of voltage converting device 50 to position the voltage converting device 50 and to ensure that the voltage converting device 50 is only insertable into the receptacle at one or more predefined orientations.
- Flanking positioning protrusion 32 are first housing low voltage contact 44 A and second housing low voltage contact 44 B.
- the first housing low voltage contact 44 A is electrically coupled to a first low voltage wire 14 A extending from the housing 20 .
- the second housing low voltage contact 44 B is electrically coupled to a second low voltage wire 14 B extending from the housing 20 .
- Opposite the first and second low voltage contacts 44 A and 44 B are first and second high voltage contacts 42 A and 42 B.
- the first high voltage contact 42 A is electrically coupled to a first high voltage wire 12 A extending from the housing 20 and the second high voltage contact 42 B is electrically coupled to a second high voltage wire 12 B extending from the housing 20 .
- the depicted wires 12 A, 12 B, 14 A, and 14 B are fixedly secured to the housing 20 in contact with respective of the contacts 42 A, 42 B, 44 A, and 44 B of the housing.
- the wires 12 A, 12 B, 14 A, and 14 B may be fixedly secured to the housing 20 via, for example, an adhesive, coupling of the housing 20 and the wire sheathing through heating, coupling of the metal portions of the wires 12 A, 12 B, 14 A, and 14 B and respective of the contacts 42 A, 42 B, 44 A, and 44 B of the housing 20 , and/or mechanical attachment.
- the wires 12 A, 12 B, 14 A, and 14 B may be fixedly secured to the housing 20 via a quick connect poke-in type connector.
- wires 12 A, 12 B, 14 A, and 14 B are depicted in the embodiment illustrated herein, one of ordinary skill in the art, having had the benefit of the present disclosure, will recognize that other electrical leads besides wires 12 A, 12 B, 14 A, and 14 B may be utilized to place housing contacts 42 A, 42 B, 44 A, and/or 44 B in electrical contact with a voltage source and/or with other aspects of a lighting fixture such as, for example, a light source of a lighting fixture.
- the contacts 42 A, 42 B, 44 A, and 44 B of the housing 20 may be manufactured from any suitably conductive material.
- one or more of the contacts 42 A, 42 B, 44 A, and 44 B may be selectively or continuously provided with non-conductive material at least partially surrounding it for safety of other reasons.
- one or more of the contacts 42 A, 42 B, 44 A, and 44 B may be recessed within a non-conductive material and accessible only through an opening of sufficiently small size to prevent a user's fingers from contacting the opening.
- a spring biased non-conductive cover may additionally or alternatively be provided adjacent one or more of the contacts 42 A, 42 B, 44 A, and 44 B.
- the cover may be biased to cover a respective at least one of the contacts 42 A, 42 B, 44 A, and 44 B when the voltage converting device 50 is removed from the receptacle.
- the cover may retract away from a respective at least one of the contacts 42 A, 42 B, 44 A, and 44 B when the voltage converting device 50 is inserted into the receptacle by virtue of contact with the voltage converting device.
- the voltage converting device 50 may be modified to interface with any such modifications.
- one or more of the contacts 42 A, 42 B, 44 A, and 44 B may be electrically disconnected from respective of wires 12 A, 12 B, 14 A, and 14 B when the voltage converting device 50 is removed from the receptacle of the housing 20 .
- one or more of the contacts 42 A, 42 B, 44 A, and 44 B may mechanically move away from and out of electrical contact with respective of wires 12 A, 12 B, 14 A, and 14 B or other intermediary conductive structure.
- contacts of the voltage converting device 50 may be positioned so as to complete an electrical connection between one or more of the contacts 42 A, 42 B, 44 A, and 44 B and respective of wires 12 A, 12 B, 14 A, and 14 B when the voltage converting device 50 is received in the receptacle of the housing 20 .
- the voltage converting device 50 includes a housing having a rear face 52 and side structure 54 .
- the depicted voltage converting device 50 is generally rectangular in shape. Although a generally rectangular voltage converting device 50 is depicted in the illustrated embodiment, one of ordinary skill in the art, having had the benefit of the present disclosure, will recognize and appreciate that the voltage converting device 50 may take on alternative shapes and dimensions. For example, in alternative embodiments the rear face 52 may be non-planar and/or the side structure 54 may be non-planar. Optionally, the voltage converting device 50 may have an overall shape that is substantially similar to the overall shape of the receptacle.
- the voltage converting device 50 includes first converter high voltage contact 72 A and second converter high voltage contact 72 B at a first end thereof.
- the voltage converting device 50 also includes first low voltage contact 74 A and second housing low voltage contact 74 B at a second end thereof.
- Interiorly of the voltage converting device 50 and electrically interposed between the high voltage contacts 72 A and 72 B and the low voltage contacts 74 A and 74 B are voltage converting electronics.
- the voltage converting electronics may include a transformer.
- the voltage converting electronics may include a driver such as a LED driver or a HID driver.
- the voltage converting electronics receive an input voltage via contacts 72 A and 72 B and output a voltage via contacts 74 A and 74 B that is different in amplitude, frequency, or otherwise from the received voltage. Also, in some embodiments the voltage converting electronics receive an input voltage via contacts 74 A and 74 B and output a voltage via contacts 72 A and 72 B that is different in amplitude, frequency, or otherwise from the received voltage.
- Positioning recesses 60 A, 60 B, and 62 Extending into the rear face 52 and the side structure 54 are positioning recesses 60 A, 60 B, and 62 .
- Positioning recesses 60 A and 60 B are provided substantially opposite from one another in a longitudinally extending section of side structure 54 .
- Positioning recess 62 is provided in an end of side structure 54 .
- Positioning recesses 60 A, 60 B, and 62 interface with respective of positioning protrusion 30 A, the undepicted protrusion (opposite of protrusion 30 A), and positioning protrusion 32 of housing 20 to position the voltage converting device 50 and to ensure that the voltage converting device 50 is only insertable into the receptacle at one or more predefined orientations.
- the interaction between the positioning structure of voltage converting device 50 and the positioning structure of housing 20 ensures that voltage converting device 50 may only be electrically inserted into the receptacle of the housing 20 such that converter contacts 72 A, 72 B, 74 A, and 74 B are in electrical contact with respective of housing contacts 42 A, 42 B, 44 A, and 44 B.
- positioning structure may be utilized.
- one or more protrusions may be provided on the voltage converting device 50 that may interact with one or more recesses in the housing 20 .
- more or less than three positioning structures may be provided on each of housing 20 and voltage converting device 50 .
- each of housing 20 and voltage converting device 50 may only have a single positioning structure.
- the converter contacts 72 A, 72 B, 74 A, and 74 B may be in interference fit with respective of housing contacts 42 A, 42 B, 44 A, and 44 B.
- the converter contacts 72 A, 72 B, 74 A, and 74 B and/or the housing contacts 42 A, 42 B, 44 A, and 44 B may be spring biased by virtue of an actual spring or by virtue of the configuration of the contact.
- the converter contacts 72 A, 72 B, 74 A, and 74 B are spring biased by virtue of their semi cylindrical shape that enables the contacts 72 A, 72 B, 74 A, and 74 B to be depressed somewhat inwardly when contacting housing contacts 42 A, 42 B, 44 A, and 44 B, but to also exert a biased outward interference force on housing contacts 42 A, 42 B, 44 A, and 44 B.
- side structure 54 and/or recesses 60 A, 60 B, 62 of the voltage converting device 50 may additionally or alternatively be in interference fit with respective of the sidewall 24 and protrusions of the housing 20 when the voltage converting device 50 is received in the receptacle of the housing 20 .
- interference fit between the voltage converting device 50 and the housing 20 may alone retain the voltage converting device 50 in the receptacle.
- additional structure may additionally or alternatively be utilized to retain the voltage converting device 50 in the receptacle.
- a user may install and remove a voltage converting device 50 without the use of tools. Moreover, in certain implementations a user may remove and replace a voltage converting device 50 by pulling on the voltage converting device and without the manipulation of screws or clamps. In certain implementations the keyed removable interface between the voltage converting device 50 and the housing 20 enable a user to install and/or remove a voltage converting device without connecting and/or disconnecting any wires.
- the voltage converting system may be utilized in combination with a lighting fixture in some embodiments. In some of those embodiments the voltage converting system may be utilized in combination with a recessed lighting fixture. The voltage converting system may be accessible by pulling the trim of the recessed lighting fixture down and reaching into the lighting fixture opening. In certain implementations a user may remove the voltage converting device of the voltage converting system from the room side of the lighting fixture without utilizing any tools.
- inventive embodiments are presented by way of example only and that, within the scope of the appended claims and equivalents thereto, inventive embodiments may be practiced otherwise than as specifically described and claimed.
- inventive embodiments of the present disclosure are directed to each individual feature, system, article, material, kit, and/or method described herein.
- a reference to “A and/or B”, when used in conjunction with open-ended language such as “comprising” can refer, in one embodiment, to A only (optionally including elements other than B); in another embodiment, to B only (optionally including elements other than A); in yet another embodiment, to both A and B (optionally including other elements); etc.
- the phrase “at least one,” in reference to a list of one or more elements, should be understood to mean at least one element selected from any one or more of the elements in the list of elements, but not necessarily including at least one of each and every element specifically listed within the list of elements and not excluding any combinations of elements in the list of elements.
- This definition also allows that elements may optionally be present other than the elements specifically identified within the list of elements to which the phrase “at least one” refers, whether related or unrelated to those elements specifically identified.
- “at least one of A and B” can refer, in one embodiment, to at least one, optionally including more than one, A, with no B present (and optionally including elements other than B); in another embodiment, to at least one, optionally including more than one, B, with no A present (and optionally including elements other than A); in yet another embodiment, to at least one, optionally including more than one, A, and at least one, optionally including more than one, B (and optionally including other elements); etc.
Abstract
Description
Claims (16)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US12/976,441 US8498098B2 (en) | 2010-12-22 | 2010-12-22 | System for removably retaining a voltage converting device |
CA2742094A CA2742094C (en) | 2010-12-22 | 2011-06-06 | System for removably retaining a voltage converting device |
MX2011012963A MX2011012963A (en) | 2010-12-22 | 2011-12-02 | System for removably retaining a voltage converting device. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US12/976,441 US8498098B2 (en) | 2010-12-22 | 2010-12-22 | System for removably retaining a voltage converting device |
Publications (2)
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US20120162865A1 US20120162865A1 (en) | 2012-06-28 |
US8498098B2 true US8498098B2 (en) | 2013-07-30 |
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US12/976,441 Expired - Fee Related US8498098B2 (en) | 2010-12-22 | 2010-12-22 | System for removably retaining a voltage converting device |
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US (1) | US8498098B2 (en) |
CA (1) | CA2742094C (en) |
MX (1) | MX2011012963A (en) |
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KR20100088254A (en) | 2009-01-30 | 2010-08-09 | 주식회사 에이팩 | Led lamp with replaceable power drive part |
US20100202111A1 (en) | 2007-10-29 | 2010-08-12 | Chien-Kuo Liang | Hermetic modular power supply |
US20100201269A1 (en) | 2009-02-12 | 2010-08-12 | Hua-Lung Tzou | Separate LED Lamp Tube and Light Source Module Formed Therefrom |
US20100275991A1 (en) * | 2009-04-29 | 2010-11-04 | Wuxi Suntech Power Co., Ltd. | Photovoltaic System, a Terminal Box Thereof and a Voltage Converting Device |
US7952022B2 (en) * | 2009-02-16 | 2011-05-31 | Koninklijke Philips Electronics N.V. | Dual access luminaire junction box |
-
2010
- 2010-12-22 US US12/976,441 patent/US8498098B2/en not_active Expired - Fee Related
-
2011
- 2011-06-06 CA CA2742094A patent/CA2742094C/en not_active Expired - Fee Related
- 2011-12-02 MX MX2011012963A patent/MX2011012963A/en active IP Right Grant
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Also Published As
Publication number | Publication date |
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CA2742094C (en) | 2017-07-25 |
MX2011012963A (en) | 2012-06-21 |
CA2742094A1 (en) | 2012-06-22 |
US20120162865A1 (en) | 2012-06-28 |
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